Dimpled steel pipe



FIG. 1 is a front elevation view of a dimpled steel pipe.

FIG. 2 is a rear elevation view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom plan view thereof.

FIG. 5 is a right side elevation view thereof.

FIG. 6 is a left side elevation view thereof.

FIG. 7 is an enlarged front elevation view of the portion of the dimpled steel pipe shown in FIG. 1.

FIG. 8 is a cross-sectional view taken along the line 8-8 in FIG. 7; and,

FIG. 9 is a cross-sectional view taken along the line 9-9 in FIG. 7.

The length of the dimpled steel pipe is indeterminate and thus its precise length is not claimed, and the dimples are repeated at regular intervals throughout the length of the dimpled steel pipe. 

The ornamental design for a dimpled steel pipe, as shown and described. 